* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
.Box {
    width: 100%;
    height: 100vh;
    background-color: #ff9680;
}
.Hand {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.siteTitle {
    font-size: 25px;
    color: lavenderblush;
    text-decoration: none;
    font-weight: 600;
    /*cursor: pointer;*/
    opacity: 0;
    animation: slideRight 1s ease forwards;
}
.daoHang a{
    display: inline-block;
    font-size: 18px;
    color: lavenderblush;
    text-decoration: none;
    font-weight: 500;
    margin-left: 35px;
    opacity: 0;
    transition: 0.3s;
    animation: slideTop 1s ease forwards;
    animation-delay: calc(.2s * var(--i));
}
.daoHang a:hover,
.daoHang a.active {
    color: #517545;
}
section {
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 70px 10% 0;
}
.left {
    max-width: 600px;
}
h3 {
    font-size: 32px;
    font-weight: 700;
    margin:30px 0;
    color: mistyrose;
    opacity: 0;
    animation: slideBottom 1s ease forwards;
    animation-delay: .7s;
}
h1 {
    font-size: 45px;
    font-weight: 700;
    margin: -3px 0;
    opacity: 0;
    animation: slideRight 1s ease forwards;
    animation-delay: 1s;
}
p {
    font-size: 16px;
    margin: 10px 0;
    opacity: 0;
    animation: slideLeft 1s ease forwards;
    animation-delay: 0.7s;
}
.picture {
    max-width: 450px;
    border-radius: 50%;
    margin-right: -20px;
    box-shadow: 0 0 20px #b7b2a9;
    opacity: 0;
    animation: zoomIn 1s ease forwards, floatImage 4s ease-in-out infinite;
    animation-delay: 2s, 3s;
}
.GongDe {
    margin-top: 10px;
    width: 100px;
    height: auto;
    opacity: 0;
    animation: slideLeft 1s ease forwards;
    animation-delay: 0.7s;
}
span {
    font-size: 30px;
    margin-left: 10px;
}


@keyframes slideRight {
    0% {
        transform: translateX(-100px);
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideLeft {
    0% {
        transform: translateX(100px);
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideTop {
    0% {
        transform: translateY(100px);
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideBottom {
    0% {
        transform: translateY(-100px);
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes zoomIn {
    0% {
        transform: scale(0);
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes floatImage {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-24px);
    }

    100% {
        transform: translateY(0);
    }
}